Common failures and possible causes of NCR Card Reader

Example 1: network repair, machine does not enter card. Maintenance process: after the engineer went to the scene, the reader found that the first rubber wheel of the card reader was broken, and it was normal after the replacement of the rubber wheel.

Example two: network repair, machine swallow more. Maintenance process: engineers to the scene after the open reader found after reading head door card, a photo, after removing the test card reader is normal